today they were back on the trail in some key swing states. fox's doug mckelway reports. >> mellow, -- hello, wisconsin! >> reporter: both president obama and challenger mitt romney refocus now on campaigning. >> governor romney has been using all his talents as a salesman to dress up these very same policies that failed our country so badly. >> reporter: wisconsinwas once a state considered a lock for obama, but with polls showing a tightening race the president's appearance in green bay today is telling just how close this election could be. >> i'm really moved by your welcome. >> reporter: mitt romney appeared in another key battleground state addressing a crowd of window manufacturers in virginia. the former massachusetts governor slammed the president on private sector job creation while continuing to grow the federal government. >> he's been talking about how he's going to save big bird and then playing silly word games with my last name or first and then attacking me day in, day out. attacking me doesn't get people back to work. >> repo